/*
 * TeleStax, Open Source Cloud Communications  Copyright 2012.
 * and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.mobicents.protocols.ss7.cap.service.circuitSwitchedCall;

import java.io.IOException;
import java.util.ArrayList;

import javolution.xml.XMLFormat;
import javolution.xml.stream.XMLStreamException;

import org.mobicents.protocols.asn.AsnException;
import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.mobicents.protocols.ss7.cap.api.CAPException;
import org.mobicents.protocols.ss7.cap.api.CAPMessageType;
import org.mobicents.protocols.ss7.cap.api.CAPOperationCode;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.cap.api.primitives.BCSMEvent;
import org.mobicents.protocols.ss7.cap.api.primitives.CAPExtensions;
import org.mobicents.protocols.ss7.cap.api.service.circuitSwitchedCall.RequestReportBCSMEventRequest;
import org.mobicents.protocols.ss7.cap.primitives.BCSMEventImpl;
import org.mobicents.protocols.ss7.cap.primitives.CAPExtensionsImpl;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;
import org.mobicents.protocols.ss7.map.primitives.ArrayListSerializingBase;

/**
 * 
 * @author sergey vetyutnev
 * 
 */
public class RequestReportBCSMEventRequestImpl extends CircuitSwitchedCallMessageImpl implements RequestReportBCSMEventRequest {

	public static final int _ID_bcsmEvents = 0;
	public static final int _ID_extensions = 2;

	public static final String _PrimitiveName = "ApplyChargingRequestIndication";

	private static final String EXTENSIONS = "extensions";
	private static final String BCSM_EVENT = "bcsmEvent";
	private static final String BCSM_EVENT_LIST = "bcsmEventList";

	private ArrayList<BCSMEvent> bcsmEventList;
	private CAPExtensions extensions;


	public RequestReportBCSMEventRequestImpl() {
	}

	public RequestReportBCSMEventRequestImpl(ArrayList<BCSMEvent> bcsmEventList, CAPExtensions extensions) {
		this.bcsmEventList = bcsmEventList;
		this.extensions = extensions;
	}

	@Override
	public CAPMessageType getMessageType() {
		return CAPMessageType.requestReportBCSMEvent_Request;
	}

	@Override
	public int getOperationCode() {
		return CAPOperationCode.requestReportBCSMEvent;
	}

	@Override
	public ArrayList<BCSMEvent> getBCSMEventList() {
		return bcsmEventList;
	}

	@Override
	public CAPExtensions getExtensions() {
		return extensions;
	}

	
	@Override
	public int getTag() throws CAPException {
		return Tag.SEQUENCE;
	}

	@Override
	public int getTagClass() {
		return Tag.CLASS_UNIVERSAL;
	}

	@Override
	public boolean getIsPrimitive() {
		return false;
	}

	@Override
	public void decodeAll(AsnInputStream ansIS) throws CAPParsingComponentException {

		try {
			int length = ansIS.readLength();
			this._decode(ansIS, length);
		} catch (IOException e) {
			throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (AsnException e) {
			throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (MAPParsingComponentException e) {
			throw new CAPParsingComponentException("MAPParsingComponentException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	@Override
	public void decodeData(AsnInputStream ansIS, int length) throws CAPParsingComponentException {

		try {
			this._decode(ansIS, length);
		} catch (IOException e) {
			throw new CAPParsingComponentException("IOException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (AsnException e) {
			throw new CAPParsingComponentException("AsnException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		} catch (MAPParsingComponentException e) {
			throw new CAPParsingComponentException("MAPParsingComponentException when decoding " + _PrimitiveName + ": " + e.getMessage(), e,
					CAPParsingComponentExceptionReason.MistypedParameter);
		}
	}

	private void _decode(AsnInputStream ansIS, int length) throws CAPParsingComponentException, MAPParsingComponentException, IOException, AsnException {

		this.bcsmEventList = null;
		this.extensions = null;

		AsnInputStream ais = ansIS.readSequenceStreamData(length);
		while (true) {
			if (ais.available() == 0)
				break;

			int tag = ais.readTag();

			if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
				switch (tag) {
				case _ID_bcsmEvents:
					this.bcsmEventList = new ArrayList<BCSMEvent>();
					AsnInputStream ais2 = ais.readSequenceStream();
					
					while (true) {
						if (ais2.available() == 0)
							break;

						int tag2 = ais2.readTag();
						if (tag2 != Tag.SEQUENCE || ais2.getTagClass() != Tag.CLASS_UNIVERSAL || ais2.isTagPrimitive())
							throw new CAPParsingComponentException(
									"Error when decoding RequestReportBCSMEventRequest: bad tag or tagClass or is primitive of BCSMEvent element",
									CAPParsingComponentExceptionReason.MistypedParameter);

						BCSMEventImpl elem = new BCSMEventImpl();
						elem.decodeAll(ais2);
						this.bcsmEventList.add(elem);
					}
					
					break;
				case _ID_extensions:
					this.extensions = new CAPExtensionsImpl();
					((CAPExtensionsImpl) this.extensions).decodeAll(ais);
					break;

				default:
					ais.advanceElement();
					break;
				}
			} else {
				ais.advanceElement();
			}
		}

		if (this.bcsmEventList==null)
			throw new CAPParsingComponentException("Error while decoding RequestReportBCSMEventRequest: bcsmEventList is mandatory but not found ",
					CAPParsingComponentExceptionReason.MistypedParameter);
	}

	@Override
	public void encodeAll(AsnOutputStream asnOs) throws CAPException {
		this.encodeAll(asnOs, this.getTagClass(), this.getTag());
	}

	@Override
	public void encodeAll(AsnOutputStream asnOs, int tagClass, int tag) throws CAPException {

		try {
			asnOs.writeTag(tagClass, this.getIsPrimitive(), tag);
			int pos = asnOs.StartContentDefiniteLength();
			this.encodeData(asnOs);
			asnOs.FinalizeContent(pos);
		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public void encodeData(AsnOutputStream aos) throws CAPException {

		if (this.bcsmEventList == null)
			throw new CAPException("Error while encoding " + _PrimitiveName + ": bcsmEventList must not be null");
		if (this.bcsmEventList.size() < 1 || this.bcsmEventList.size() > 30)
			throw new CAPException("Error while encoding " + _PrimitiveName + ": bcsmEventList length must be from 1 to 30");

		try {
			aos.writeTag(Tag.CLASS_CONTEXT_SPECIFIC, false, _ID_bcsmEvents);
			int pos = aos.StartContentDefiniteLength();
			for (BCSMEvent be : this.bcsmEventList) {
				BCSMEventImpl bee = (BCSMEventImpl) be;
				bee.encodeAll(aos);
			}
			aos.FinalizeContent(pos);

			if (this.extensions != null)
				((CAPExtensionsImpl) this.extensions).encodeAll(aos, Tag.CLASS_CONTEXT_SPECIFIC, _ID_extensions);

		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public String toString() {

		StringBuilder sb = new StringBuilder();
		sb.append(_PrimitiveName);
		sb.append(" [");

		if (this.bcsmEventList != null) {
			sb.append("bcsmEventList=[");
			boolean firstItem = true;
			for (BCSMEvent be : this.bcsmEventList) {
				if (firstItem)
					firstItem = false;
				else
					sb.append(", ");
				sb.append(be.toString());
			}
			sb.append("]");
		}
		if (this.extensions != null) {
			sb.append(", extensions=");
			sb.append(extensions.toString());
		}

		sb.append("]");

		return sb.toString();
	}

	/**
	 * XML Serialization/Deserialization
	 */
	protected static final XMLFormat<RequestReportBCSMEventRequestImpl> REQUEST_REPORT_BCSM_EVENT_REQUEST_XML = new XMLFormat<RequestReportBCSMEventRequestImpl>(RequestReportBCSMEventRequestImpl.class) {

		@Override
		public void read(javolution.xml.XMLFormat.InputElement xml, RequestReportBCSMEventRequestImpl requestReportBCSMEventRequest) throws XMLStreamException {
			CIRCUIT_SWITCHED_CALL_MESSAGE_XML.read(xml, requestReportBCSMEventRequest);

			RequestReportBCSMEventRequest_BCSMEvent al = xml.get(BCSM_EVENT_LIST, RequestReportBCSMEventRequest_BCSMEvent.class);
			if (al != null) {
				requestReportBCSMEventRequest.bcsmEventList = al.getData();
			}

			requestReportBCSMEventRequest.extensions = xml.get(EXTENSIONS, CAPExtensionsImpl.class);
		}

		@Override
		public void write(RequestReportBCSMEventRequestImpl requestReportBCSMEventRequest, javolution.xml.XMLFormat.OutputElement xml) throws XMLStreamException {
			CIRCUIT_SWITCHED_CALL_MESSAGE_XML.write(requestReportBCSMEventRequest, xml);

			if (requestReportBCSMEventRequest.getBCSMEventList() != null) {
				RequestReportBCSMEventRequest_BCSMEvent al = new RequestReportBCSMEventRequest_BCSMEvent(requestReportBCSMEventRequest.getBCSMEventList());
				xml.add(al, BCSM_EVENT_LIST, RequestReportBCSMEventRequest_BCSMEvent.class);
			}

			if (requestReportBCSMEventRequest.getExtensions() != null)
				xml.add((CAPExtensionsImpl) requestReportBCSMEventRequest.getExtensions(), EXTENSIONS, CAPExtensionsImpl.class);
		}
	};

	public static class RequestReportBCSMEventRequest_BCSMEvent extends ArrayListSerializingBase<BCSMEvent> {

		public RequestReportBCSMEventRequest_BCSMEvent() {
			super(BCSM_EVENT, BCSMEventImpl.class);
		}

		public RequestReportBCSMEventRequest_BCSMEvent(ArrayList<BCSMEvent> data) {
			super(BCSM_EVENT, BCSMEventImpl.class, data);
		}

	}
}
